8 p.m. on 18.1 KVPT Finding Your Roots With Henry Louis Gates, Jr.
Host and executive producer Henry Louis Gates Jr. returns for Season Ryan Eggold stars in “New Amsterdam” Tuesday on NBC. 6 of this hit genealogical series, in which he helps celebrities and other public figures uncover surprising personal stories buried in the roots of their family trees, incorporating both cutting-edge DNA technology and oldschool research. First up: “Hollywood Royalty,” with guests Anjelica Huston, Isabella Rossellini and Mia Farrow. Another new episode will air next week, followed by a run of encore episodes. More new Season 6 episodes return in early 2020.
8 p.m. on 26.1 KMPH The Resident
A police officer shows up at the Chastain emergency room with an injured criminal he caught in the act, but the hospital staff must keep him alive so they can save an innocent party in the new episode “Saints & Sinners.” Elsewhere, Nic (Emily VanCamp) gets stuck in a surgical rotation with Cain (Morris Chestnut) that raises some serious questions about the way he operates, and Conrad (Matt Czuchry) makes a shocking discovery about the hospital. Bruce Greenwood also stars.
8 p.m. on 30.1 KFSN The Conners
In a new episode called “The Preemie Monologues,” Harris (Emma Kenney) confronts Darlene (Sara Gilbert) about her irresponsible lifestyle, while Jackie (Laurie Metcalf) begins meddling in the problems of other people as a way to avoid addressing her own. Elsewhere, the family steps in to help Becky (Lecy Goranson) when she starts to feel overwhelmed by the costs of child-rearing. Dan Aykroyd, who acted with series star John Goodman in “Blues Brothers 2000,” guest stars as one of Dan’s poker buddies.
8 p.m. on 59.1 KFRE The Flash
The Season 6 premiere, “Into the Void,” picks up the story scant moments after Nora was erased from the timeline, so Barry and Iris (Grant Gustin, Candice Patton) are struck speechless by their grief. Meanwhile, the rest of their team braces to take on their biggest threat yet, one that could destroy all of Central City. Elsewhere, Killer Frost (Danielle Panabaker) has a harrowing brush with death that has a profound effect on her relationship with Caitlin.
8 p.m. on BET 2019 Hip Hop Awards
Multi-platinum-selling rapper Cardi B leads the field of nominees with 10 nods in this flashy music awards ceremony, which was taped Saturday, Oct. 5, at Cobb Energy Performing Arts Centre in Atlanta. Eight nominations each went to J. Cole, Travis Scott and DJ Khaled, closely followed by Drake, who’s up for seven awards. Megan Thee Stallion and the late Nipsey Hussle are vying for five apiece.
10:01 p.m. on 24.1 KSEE New Amsterdam
In the new episode “Replacement,” Max (Ryan Eggold) takes a chance on a new assistant, which goes about as well as expected. Later, he confronts the hospital board on a new plan he has. Meanwhile, Iggy (Tyler Labine) is going nuts trying to figure out the root cause of a unit-wide illness, and Kapoor (Anupam Kher) receives some shocking news.